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挖掘机启动(dong)前必(bi)须(xu)先(xian)开启挖掘机筛分斗,后再开启给料设备(bei),停(ting)车时相(xiang)反;运行前三天(tian),要每天(tian)对挖掘机筛分斗紧固件进(jin)行检(jian)查(cha),如(ru)有松动(dong)应(ying)及时紧固。以后则可定期每周或(huo)半(ban)月对挖掘机筛分斗紧固件进(jin)行检(jian)查(cha)及处理,挖(wa)掘机筛(shai)分(fen)斗大轴(zhou)(zhou)轴(zhou)(zhou)承采用2号锂(li)基(ji)润滑脂,正常情况下(xia),每(mei)两(liang)月加注一(yi)(yi)次(ci)润滑脂,加注量不宜(yi)过多(duo),否(fou)则易引起轴(zhou)(zhou)承过热。各处轴(zhou)(zhou)承应每(mei)年清洗检(jian)查一(yi)(yi)次(ci)。挖掘机(ji)筛(shai)(shai)分斗筛(shai)(shai)身(shen)(shen)与(yu)筛(shai)(shai)筒安(an)装在(zai)一起倾斜安(an)装在(zai)机(ji)架(jia)上,筛(shai)(shai)身(shen)(shen)分多层,筛(shai)(shai)身(shen)(shen)上的筛(shai)(shai)孔(kong)的孔(kong)径(jing)从内层到外层逐(zhu)渐变(bian)小,筛(shai)(shai)身(shen)(shen)各层末端设置有出(chu)料口。